Submission #1051502

#TimeUTC-0UsernameProblemLanguageResultExecution timeMemory
10515022024-08-10 07:37:29MilosMilutinovicBrought Down the Grading Server? (CEOI23_balance)C++14
0 / 100
42 ms15436 KiB
#include <bits/stdc++.h>
using namespace std;
int main() {
ios::sync_with_stdio(false);
cin.tie(0);
int n, s, t;
cin >> n >> s >> t;
vector<vector<int>> g(t);
vector<int> x(n), y(n);
for (int i = 0; i < n; i++) {
cin >> x[i] >> y[i];
--x[i]; --y[i];
g[x[i]].push_back(i);
g[y[i]].push_back(i);
}
vector<vector<int>> res(n, vector<int>(2));
vector<bool> was(n);
vector<bool> rem(n);
function<void(int)> Dfs = [&](int v) {
was[v] = true;
for (int e : g[v]) {
if (rem[e]) {
continue;
}
rem[e] = true;
int u = (x[e] ^ y[e] ^ v);
res[e][0] = v;
res[e][1] = u;
 
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